Ning'an, located in southeastern Heilongjiang Province, under the Mudanjiang City, Heilongjiang Province, is the ancestors of the Manchu Sushin people, the ancestors of the Qing royal family inhabited the place, east and Muleng City, adjacent to the west and Hailin City, south and Jilin Province, Wangqing County, Dunhua City, bordering on the north and Mudanjiang City connected to the city of Harbin, 320 kilometers away from the city of 23 kilometers away from the city of Mudanjiang. The city covers an area of 7,924 square kilometers, with 240 administrative villages in 7 towns and 5 townships and more than 10 enterprises in China and provinces, such as Tokyo City Forestry Bureau and Ning'an Farm. People of 14 nationalities live in the city, including Manchu, Han Chinese, Hui, Korean and Mongolian. Ning'an is located in the center of Suifenhe and Hunchun, two national open ports, G11 highway and Mutu railroad running through the whole territory, 19 kilometers away from Mudanjiang Civil Aviation Airport. Ning'an is an important area for the economic and technical exchanges and cooperation in Northeast Asia in terms of trade, material distribution and information transfer. Ning'an national key cultural relics protection unit - the site of Longquanfu, the upper capital of Bohai Kingdom in Tang Dynasty, is the best-preserved medieval capital site in the world; China's largest alpine weir lake, the world geopark, the national 5A scenic spot - Jingpo Lake is also in Ning'an. Ning'an is also located in Ning'an. Ning'an City has been honored with dozens of provincial and national awards, such as the first batch of famous historical and cultural cities in Heilongjiang Province, the first cultural county in China, the national leisure agriculture and rural tourism demonstration county, the national advanced county (city) for grain production and the national green food production raw material base county (city), and the hometown of China's volcanic rice. In October 2018, Ning'an City was selected as one of the top 100 counties and cities with national investment potential.